Pianina, Fortepiany
Klawiatura
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Keys
Picture 1:
The weight necessary to depress the keys is carefully controlled. It is adjusted to 52 gr in the bass and 48 gr in the treble by inserting lead weights
Picture 2:
Leads are being inserted into the keys.
Picture 3:
To assure the proper functioning of the action the key depth is regulated to 10 mm.
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(c) 2008 Bluthner Polska sp. z o.o. Pianina i Fortepiany